Frontend Engineer (JavaScript/ReactJS) - Captcha & SmartID at NAVER VIETNAM

Ho Chi Minh City, , Vietnam -

Full Time

Start Date

Immediate

Expiry Date

19 Jul, 26

Salary

0.0

Posted On

20 Apr, 26

Experience

2 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

JavaScript, ReactJS, Next.js, HTML, CSS, Node.js, SSR, AJAX, Data structures, Algorithms, Distributed service architecture, CI/CD, Unit testing, Frontend performance optimization, Cross-browser development, Cross-device development

Industry

technology;Information and Internet

Description

About NAVER Corp and NAVER Vietnam: NAVER Corp NAVER Corp is South Korea’s leading technology company, best known for the NAVER search engine, LINE messenger (200M+ users), SNOW app, and NAVER WEBTOON. In 2018, NAVER was ranked 9th most innovative company globally by Forbes and listed in Fortune's top 6 Future 50. With its vision to build an ecosystem that connects people, technology, and knowledge, NAVER continues to pioneer advancements in AI, cloud computing, digital content, and the metaverse - driving the future of digital experiences worldwide. NAVER Vietnam In 2021, NAVER expanded into Vietnam to tap into the country's growing Information Technology market by initially partnering with two leading universities in Hanoi. Later that year, the NAVER Vietnam Development Center (NVDC) was established in two major cities: Ho Chi Minh City and Hanoi. With rapid growth, NAVER Vietnam is currently delivering a range of large-scale services, including NAVER Financial (Npay), NAVER Clip, Weverse, NAVER WORKS, and other Global NAVER platforms. Upholding the core values of "Autonomy - Challenge - Teamwork", the company is committed to becoming one of Asia’s most advanced development centers. In both 2023 and 2025, NAVER Vietnam was honored as the Best IT Company in Viet Nam by ITViec.com - a remarkable milestone that reflects its rapid growth and innovation. NAVER Vietnam Visual eXperience (VVX) The Vietnam Visual eXperience represents NAVER Vietnam’s strategic expansion into the field of next-generation media and production technology. As part of NAVER’s global vision to redefine storytelling through technology, the Visual eXperience team - known as Real-Time Engine Studio - combines production technology and artificial intelligence (AI) to build the next-generation content container for NAVER’s platforms. We provide cutting-edge media technologies for NAVER’s diverse storytelling products, including CHZZK, Virtual Streamers, K-POP, and Drama, enabling creators to deliver richer, more immersive visual experiences to users. With a strong focus on AI-driven real-time rendering, virtual production, and visual computing, the Vietnam Visual eXperience Center aims to become a global innovation center - bridging creativity, technology, and storytelling to shape the future of visual content within NAVER’s ecosystem. Learn more about us: https://navercorp.vn/ Your daily tasks: Develop and enhance the NAVER services Design and implement the NAVER Captcha SDK Conduct research on CAPTCHA technologies using AI Your background: 4+ years of experience in front-end development using ReactJS, Next.js, JavaScript, and HTML/CSS Strong understanding of JavaScript and core web technologies Hands-on experience with cross-browser and cross-device development Passion for discussing frontend system stability and scalability Solid understanding of asynchronous request handling, AJAX, Node.js, and SSR Familiarity with data structures, algorithms, and distributed service architecture Experience with front-end performance optimization and debugging tools (e.g., Chrome, Safari DevTools) Experience with CI/CD pipelines and unit testing frameworks Proven ability to collaborate across multiple teams to deliver high-quality products It’s a big plus if you: Experience developing SDKs or CAPTCHAs, or strong motivation to learn Experience integrating code obfuscation and protection techniques into client-side applications Experience developing video content platforms, especially short-form or media-rich services Experience working on large-scale, high-traffic frontend systems From solid welfare programs to autonomy over working time and place, we create the culture in which we work. By joining NAVER VIETNAM, you will be involved in: Competitive income package: Comprehensive package with full salary insurance, 13th month salary, annual performance appraisals, and incentive bonuses. Learning and development opportunities: Monthly book allowance and an annual budget for online/offline courses (Udemy, Coursera, etc.) in tech, languages, and soft skills,... AI-powered development tools: Company-sponsored access to Claude Code Enterprise, empowering developers with advanced AI support to enhance productivity and accelerate development workflows. Protecting and enhancing healthcare plan for you and your family: Premium insurance for employees and 2 family members, plus annual health check-ups. Employee's engagement activities: Respectful, engaging culture with monthly team budgets, social clubs, and celebration gifts. Working environment: Driven by "Autonomy – Challenge – Teamwork" values, with talented colleagues, supportive leaders, and modern devices supported. Dedication bonus: Recognizing your commitment and contributions with special bonuses and benefits at key work milestones. Other benefits: Home office setup allowance, happy hours, attractive referral bonus, and more! By applying to NAVER Vietnam, the candidate confirms that all information provided is true and correct. Any false or misleading information may result in disqualification from the recruitment process or termination of employment if discovered later. By clicking “Submit Application,” you agree to allow NAVER Vietnam to process your personal data in accordance with our Data Policy. This includes storing, reviewing, and sharing your information with relevant parties involved in the recruitment process. Please use a real personal photo (not an AI-generated one) throughout the recruitment process.

Responsibilities

Develop and enhance NAVER services while designing and implementing the NAVER Captcha SDK. Conduct research on CAPTCHA technologies using AI to improve service security and functionality.